'Herself' in the Bible

Then Yahweh said to me in the days of Josiah, the king, "Have you seen what apostate Israel has done? She has gone on every high hill and under every leafy tree and she has prostituted [herself] there.

And I saw that {for this very reason, that} on account of apostate Israel committing adultery I divorced her and gave the letter of divorce to her. Yet her treacherous sister Judah was not afraid and she went and prostituted [herself] also.

Then Yahweh said to me, "Apostate Israel has proved herself more upright than treacherous Judah.